constrain的音标

英 [kənˈstreɪn]

美 [kənˈstreɪn]

constrain的用法

v. 强迫;强制;迫使;限制;限定;约束

第三人称单数： constrains 现在分词： constraining 过去式： constrained 过去分词： constrained

记忆技巧：con 加强 + strain 拉紧 → 使劲拉 → 强迫

constrain的例句

1.Women are too often constrained by family commitments and by low expectations 

女性往往受到家庭责任和低期望值的束缚。

2.For some reason he felt constrained to lower his voice. 

不知怎么的，他觉得自己必须得压低声音。

3.How can we produce top-class engineers when universities are constrained to offer salaries that can only attract mediocre staff? 

大学的财力有限，提供的薪酬仅能吸引水平一般的教师，在这种情况下，我们如何能培养出的工程师？

4.It's the capacity of those roads which is going to constrain the amount of travel by car that can take place. 

制约驾车出行量的将会是那些道路的通行能力。

5.Assertions constrain the existence of elements and attributes and their values. 

断言约束元素和属性的存在和它们的值。

constrain的常见句型

用作动词 (v.)

用作及物动词

S+constrain+ n./pron.

1.Cold weather constrained the plant's growth.

寒冷的天气抑制了植物的生长。

2.Our research has been constrained by lack of cash.

我们的研究由于经费不足而受到限制。

用作宾补动词

S+constrain+ n./pron. +to- v

1.He was constraining his mind not to wander from the task.

他在克制着不让思想在工作时分心。

2.Hunger constrained him to eat.

饥饿迫使他进食。

constrain的常用短语

用作动词 (v.)

constrain from (v.+prep.)

强行阻止,制止 prevent sb by force or law from sth

constrain的词汇搭配

用作动词 (v.)

constrain+名词

constrain a cough 忍住咳嗽

constrain growth 抑制生长

constrain+介词

constrain from 强行制止

constrain的真题例句

1.A lack of formal education, however, doesn't constrain the ability of the developing world's workforce to substantially improve productivity for the forested future.

出自-2009年考研阅读原文

2.Here, Darwinism seems to offer justification for it all humans share common origins it seems reasonable to suppose that cultural diversity could also be traced to more constrained beginnings.

出自-2012年考研翻译原文

3.A lack of formal education, however, doesn't constrain the ability of the developing world's workforce to substantially improve productivity for the foreseeable future.

2009年考研真题（英语一）阅读理解 Section Ⅱ